Insulated gate and surface passivation structures for GaN-based power transistors

Z Yatabe, JT Asubar, T Hashizume - Journal of Physics D …, 2016 - iopscience.iop.org
Recent years have witnessed GaN-based devices delivering their promise of
unprecedented power and frequency levels and demonstrating their capability as an able …

State of the art on gate insulation and surface passivation for GaN-based power HEMTs

T Hashizume, K Nishiguchi, S Kaneki, J Kuzmik… - Materials science in …, 2018 - Elsevier
In this article, we review recent progress on AlGaN/GaN and InAlN/GaN metal-insulator-
semiconductor high-electron-mobility transistors (MIS-HEMTs) using Al-based oxides, nitride …

Controlling surface/interface states in GaN-based transistors: Surface model, insulated gate, and surface passivation

JT Asubar, Z Yatabe, D Gregusova… - Journal of Applied …, 2021 - pubs.aip.org
Controlling surface/interface states in GaN-based transistors: Surface model, insulated gate,
and surface passivation | Journal of Applied Physics | AIP Publishing Skip to Main Content …

Investigation of In Situ SiN as Gate Dielectric and Surface Passivation for GaN MISHEMTs

H Jiang, C Liu, Y Chen, X Lu… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In this paper, we present a systematic investigation of metal–organic chemical vapor
deposition-grown in situ SiN as the gate dielectric and surface passivation for AlGaN/GaN …

Enhancement-Mode AlGaN/GaN MIS-HEMTs With High VTH and High IDmax Using Recessed-Structure With Regrown AlGaN Barrier

JT Asubar, S Kawabata, H Tokuda… - IEEE Electron …, 2020 - ieeexplore.ieee.org
We report on an Al 2 O 3/AlGaN/GaN metalinsulator-semiconductor high-electron-mobility
transistor (MIS-HEMT) with recessed-gate structure and regrown AlGaN barrier. After …

AC-capacitance techniques for interface trap analysis in GaN-based buried-channel MIS-HEMTs

S Yang, S Liu, Y Lu, C Liu… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
Effective interface trap characterization approaches are indispensable in the development of
gate stack and dielectric surface passivation technologies in III-nitride (III-N) insulated-gate …

Current linearity and operation stability in Al2O3-gate AlGaN/GaN MOS high electron mobility transistors

K Nishiguchi, S Kaneki, S Ozaki… - Japanese Journal of …, 2017 - iopscience.iop.org
To investigate current linearity and operation stability of metal–oxide–semiconductor (MOS)
AlGaN/GaN high electron mobility transistors (HEMTs), we have fabricated and …

Improved operation stability of Al2O3/AlGaN/GaN MOS high-electron-mobility transistors grown on GaN substrates

Y Ando, S Kaneki, T Hashizume - Applied Physics Express, 2019 - iopscience.iop.org
This paper presents electrical characterization of Al 2 O 3/AlGaN/GaN metal–oxide–
semiconductor (MOS) high-electron-mobility transistors (HEMTs) grown on GaN substrates …

Status of aluminum oxide gate dielectric technology for insulated-gate GaN-based devices

A Calzolaro, T Mikolajick, A Wachowiak - Materials, 2022 - mdpi.com
Insulated-gate GaN-based transistors can fulfill the emerging demands for the future
generation of highly efficient electronics for high-frequency, high-power and high …

Research progress and development prospects of enhanced GaN HEMTs

L Han, X Tang, Z Wang, W Gong, R Zhai, Z Jia… - Crystals, 2023 - mdpi.com
With the development of energy efficiency technologies such as 5G communication and
electric vehicles, Si-based GaN microelectronics has entered a stage of rapid …